FR 9810 then FR 3792 at Barcelona
London Stansted → Barcelona → Birmingham (UK)
Timetable, Barcelona time
19:05FR 9810 from London Stansted at the gate
15:05FR 3792 to Birmingham (UK) leaves the gate
20 h apart on the timetable, overnight
FR 3792 leaves 20 h after FR 9810 arrives on the timetable: more than half a day, so not a connection we count.